CJDN at Maplewood, Ramsey County Workhouse
Minnesota Department of Natural Resources
Located in Ramsey County, Minnesota, this groundwater monitoring location is associated with a water well in the Cambrian-Ordovician aquifer system.
Well Construction
| Depth | Description | |
|---|---|---|
| 0.0-491.0 ft | 12.0 in diameter steel (black or low carbon) casing |
| Depth | Lithology | Description |
|---|---|---|
| 0.0-120.0 ft | DRIFT | drift |
| 120.0-134.0 ft | SHALE | clay |
| 134.0-142.0 ft | SHALE | bedrock |
| 142.0-165.0 ft | SHALE | bedrock |
| 165.0-172.0 ft | PLATTEVILLE | bedrock |
| 172.0-180.0 ft | SAND AND SHALE | bedrock |
| 180.0-320.0 ft | ST. PETER | bedrock |
| 320.0-327.0 ft | SHAKOPEE | bedrock |
| 327.0-442.0 ft | SHAKOPEE | bedrock |
| 442.0-474.0 ft | SHAKOPEE | bedrock |
| 474.0-476.0 ft | SHAKOPEE | bedrock |
| 476.0-533.0 ft | JORDAN | bedrock |
| 533.0-558.0 ft | SHALE | bedrock |
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Agency Minnesota Department of Natural Resources Site Name CJDN at Maplewood, Ramsey County Workhouse Site Number 200054 Site Type WELL Lat/Long (NAD83) 44.9318, -92.9869 Well Depth 558 Feet Elevation (NAVD88) 1045.41 ft Latitude 44.931842 Longitude -92.986947 Local Aquifer Name Jordan (None) National Aquifer Name Cambrian-Ordovician aquifer system (S300CAMORD) Aquifer Type CONFINED Water-Level Well Type Trend Water-Level Well Characteristics Known Changes Water Quality Network Additional info Link 1 -
Activity Start Date Activity Start Time Characteristic Name Measure Value Units Detection Limit Value Type Sample Fraction Method Name Analytical Method System Sample Method ID Sample Method ID Context Sample Method Name Activity Type Code Data Provided By -
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How do we calculate statistics?
Overall Water Level Statistics (Depth to water, feet below land surface) Lowest Water Level Median Water Level Highest Water Level First Measurement Date Last Measurement Date Number of Measurements Years of Record Latest Value Latest Percentile 253.93 241.05 235.45 1994-07-28 2025-03-13 4084 30.7 237.12 85.185 Statistics Calculated 2025-04-22 Monthly Water Level Statistics (Depth to water, feet below land surface) Month Lowest Median 10th Percentile 25th Percentile 50th Percentile 75th Percentile 90th Percentile Highest Median Number of Measurements Years of Record Jan 252.59 249.07 240.32 238.42 237.29 236.95 236.92 12 12 Feb 242.46 242.03 240.59 238.24 237.25 236.88 236.75 12 12 Mar 245.63 242.56 241.42 239.93 238.52 237.02 236.84 26 26 Apr 252.59 242.22 241.69 239.82 238.40 236.85 236.54 25 25 May 246.12 243.51 242.42 241.41 239.56 238.17 236.38 28 28 Jun 248.82 246.73 243.86 242.47 240.56 239.30 237.69 28 28 Jul 250.13 249.60 245.81 243.16 240.94 239.99 238.60 29 29 Aug 251.32 249.37 246.13 243.98 241.18 239.86 239.53 30 30 Sep 253.93 249.22 247.04 241.97 240.79 239.10 238.55 31 31 Oct 250.83 249.56 246.51 241.10 239.73 237.59 237.21 30 30 Nov 250.73 242.94 242.38 240.24 239.03 237.42 236.68 29 29 Dec 251.26 242.56 241.30 239.94 238.22 237.06 236.93 24 24 Statistics Calculated 2025-04-22 -
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